To configure a web service application to use WS-ReliableMessaging, you attach a policy set that contains a WS-ReliableMessaging policy type. This policy type offers a range of qualities of service: managed persistent, managed non-persistent, or unmanaged non-persistent.
Develop a Java API for XML-Based Web Services (JAX-WS) provider or requester application that can compose with a WS-ReliableMessaging-enabled policy set.